/f/explainlikeimfive

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ELI5: Why do we board up the windows of abandoned or currently renovating buildings instead of leaving the glass?

Submitted by bandreasr t3_1001hg8 on December 31, 2022 at 7:20 PM

22 comments

320

ELI5: Why does farming equipment require such low horsepower compared to your average car?

Submitted by thetravelingsong t3_11crlqm on February 26, 2023 at 8:24 PM

126 comments

287

ELI5 why do electric vehicles have one big battery that's hard to replace once it's expired, rather than lots of smaller ones that could be swapped out based on need (to trade off range/power/weight)?

Submitted by ginonofalg t3_zxz45v on December 29, 2022 at 7:25 AM

119 comments

275

ELI5 Why are people with an odd number of chromosomes able to reproduce if animals with an odd number of chromosomes cannot?

Submitted by hsjnsnsjsbjsjbs t3_yism8t on October 31, 2022 at 11:39 PM

1 comment

268

eli5: Why does cheap alcohol taste worse than nicer alcohol?

Submitted by Chase_The_Dream t3_10nn24o on January 28, 2023 at 7:19 PM

163 comments

263

eli5 why just one single day sleeping at the wrong time is enough for destroying your sleep routine, and makes it so hard to restore it?

Submitted by _hetris t3_10m9pfh on January 27, 2023 at 2:28 AM

19 comments

260

Eli5 why do pregnancy testers not have a yes or no indication on the screen instead of the symbols and then matching them?

Submitted by googleimages69420 t3_ygsxgz on October 29, 2022 at 7:49 PM

62 comments

254

ELI5-What is the fibonacci sequence?

Submitted by amsdys t3_127uy9z on March 31, 2023 at 6:43 PM

41 comments

232

ELI5: Why do so many fruits have seedless varieties but the apple and cherry do not?

Submitted by JanaCinnamon t3_10pej9d on January 30, 2023 at 9:25 PM

66 comments

217

ELI5: Why do computers need GPUs (integrated or external)? What information is the CPU sending to the GPU that it can't just send to a display?

Submitted by WeirdGamerAidan t3_10pmcsp on January 31, 2023 at 3:02 AM

126 comments

215

ELI5: Why do people wear different types of helmets when skiing and bicycling?

Submitted by LucasUnited t3_119wuy8 on February 23, 2023 at 12:46 PM

81 comments

201

ELI5: Why do companies require annual budget be spent 100%?

Submitted by angrybird7677 t3_zzswm0 on December 31, 2022 at 12:18 PM

118 comments

198

ELI5: Why does Google offer all these free services like Google Docs, Sheets, Drive, Sites, Forms, etc. without any ads on them? How does Google benefit from this and why do they invest so much in creating and maintaining them?

Submitted by Elena_Edie t3_11xetd5 on March 21, 2023 at 12:04 PM

97 comments

187

ELI5: Alzheimer's is dementia, but not all dementia is Alzheimer's. So what is the difference?

Submitted by degobrah t3_zyiuyq on December 29, 2022 at 10:39 PM

41 comments

170

ELI5: Why do English speakers switch Japanese names to have the family name last, but not Korean names?

Submitted by JorWat t3_11yqpz1 on March 22, 2023 at 5:49 PM

36 comments

169

ELI5: In recent years, new formats like webp and jfif have started popping up. However, if I rename them to gif or jpeg, they still work. How can it be that renaming the extension doesn't ruin the image format? Why do they even exist then?

Submitted by Luthemplaer t3_z4xi3p on November 26, 2022 at 4:04 AM

41 comments

167

ELI5: how does rendering a video game resolution above your monitor resolution make the picture more crisp?

Submitted by ItsSnowingOutside t3_11dp7qs on February 27, 2023 at 10:40 PM

29 comments

160

ELI5 How did knights participate in tournaments like jousting without killing themselves?

Submitted by QuantumHamster t3_yhq04c on October 30, 2022 at 9:08 PM

105 comments

157

ELI5: why is using "goto" considered to be a bad practice in programming?

Submitted by Dacadey t3_z89cro on November 29, 2022 at 11:07 PM

110 comments

155

ELI5: How do they come up with names for countries in foreign languages?

Submitted by bentobam t3_10ohrv7 on January 29, 2023 at 8:33 PM

88 comments

145

ELI5: Why do you have to turn your car off when you fill up your tank?

Submitted by logan0921 t3_z4vkza on November 26, 2022 at 2:28 AM

108 comments

143

Eli5: How did people know how long a year was in olden times?

Submitted by Slokkkk t3_11dm4k6 on February 27, 2023 at 8:36 PM

88 comments

141

Eli5....can you dig a well anywhere and hit water...and how did the early ranchers in the West know where to dig for water. Especially in the really dry areas?

Submitted by pinkshrinkrn t3_10ocpj1 on January 29, 2023 at 5:12 PM

116 comments

139

Eli5: how does stomach acid not exit with feces when we have diarrhoea? Isn't it just a sphincter which should in theory not be infallible?

Submitted by Thtanilaw1113 t3_10mh2h7 on January 27, 2023 at 9:44 AM

44 comments

138

eli5 How is computer memory deleted?

Submitted by unlikemike123 t3_z6wvdf on November 28, 2022 at 1:40 PM

114 comments

128